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Backlight assembly and display device having the same

a backlight assembly and display device technology, applied in the field of backlight assembly and display device, can solve the problems of low display quality of conventional display device, inability to completely or efficiently remove the bright line generated by the ccfl, etc., and achieve the effect of improving brightness and brightness uniformity, high display quality, and costing the cost of manufacturing the backlight assembly

Inactive Publication Date: 2006-06-22
SAMSUNG DISPLAY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Benefits of technology

[0022] Thus, according to the exemplary embodiments of the present invention, a light dispersion member dispersing a light has an irregular thickness so that brightness and brightness uniformity may be improved. In addition, a display device may display an image having a relatively high display quality.
[0023] Furthermore, a ba

Problems solved by technology

However, the conventional dispersion plate does not completely or efficiently remove the bright line

Method used

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  • Backlight assembly and display device having the same
  • Backlight assembly and display device having the same
  • Backlight assembly and display device having the same

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Abstract

In a backlight assembly and a display device including the backlight assembly, the backlight assembly includes a light dispersion member and a light source having a plurality of light source members, a distance defined between the light sources members adjacent to each other. The light dispersion member includes a lower face portion having alternately arranged ridges and grooves. Each light source is positioned under a respective ridge. An interval between a center of each light source and the respective ridge positioned directly over the light source is from about 0.2 to about 0.55 times the distance.

Description

[0001] This application claims priority to Korean Patent Application No. 2004-109918, filed on Dec. 21, 2004, Korean Patent Application No. 2005-5261, filed on Jan. 13, 2005, and Korean Patent Application No. 2005-10930, filed on Feb. 5, 2005 and all the benefits accruing therefrom under 35 USC § 119, and the contents of which in their entireties are herein incorporated by reference. BACKGROUND OF THE INVENTION [0002] 1. Field of the Invention [0003] The present invention relates to a backlight assembly and a display device having the backlight assembly. More particularly, the present invention relates to a backlight assembly having a relatively high brightness and a relatively high brightness uniformity and a display device having the backlight assembly. [0004] 2. Description of the Related Art [0005] In general, a display device displays a data of an information processing device as an image. A liquid crystal display (“LCD”) device is one type of such a display device. The LCD dev...

Claims

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Application Information

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IPC IPC(8): F21V7/04
CPCG02B5/0215G02B5/0278G02F1/133604G02F1/133606G02F1/133608G02F1/133611G02F2201/503H01J61/305
Inventor CHOI, SEONG-SIKSHIN, DONG-LYOULCHUN, JAE-HWANJOO, BYUNG-YUNPAEK, JUNG-WOOKCHOI, JIN-SUNGHA, JU-HWAKIM, HEU-GONLEE, SANG-HOON
Owner SAMSUNG DISPLAY CO LTD
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